Research collaboration between Tufts and the Society for Clinical Research Sites explores the prevalence of this belief in ...

Color blindness, or color vision deficiency, causes a person to see colors differently from most other people. There are several types of color blindness. Color vision deficiency or loss has ...

Color-blind people may have difficulties judging traffic lights or determining if food has gone bad. This video illustrates how people who are color-blind see the world. For the video, we used ...

Colour blindness, or colour vision deficiency, is a condition where a person has difficulty perceiving colours accurately. While often associated with adults, colour blindness can also affect children ...